Home / 110,280,016.80-165,168,082.80-64,930,384.80

Finding the Fourth Proportional to 110,280,016.80, 165,168,082.80 and 64,930,384.80

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Solution

The fourth proportional to 110,280,016.80, 165,168,082.80 and 64,930,384.80 is: 97,247,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,280,016.80 : 165,168,082.80 = 64,930,384.80 : x
  2. Step 2: Convert to fraction form
    110,280,016.80/165,168,082.80 = 64,930,384.80/x
  3. Step 3: Cross multiply
    110,280,016.80x = 165,168,082.80 × 64,930,384.80
  4. Step 4: Simplify right side
    110,280,016.80x = 10,724,427,172,882,262
  5. Step 5: Solve for x
    x = 10,724,427,172,882,262/110,280,016.80
  6. Step 6: Final answer
    x = 97,247,239.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.